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polyphase induction-motor

См. также в других словарях:

  • polyphase induction motor — noun : an alternating current motor having polyphase (as 3 phase) windings …   Useful english dictionary

  • Induction motor — An induction motor (IM) is a type of asynchronous AC motor where power is supplied to the rotating device by means of electromagnetic induction. Other commonly used name is squirrel cage motor due to the fact that the rotor bars with short… …   Wikipedia

  • Induction generator — An induction generator is a type of electrical generator that is mechanically and electrically similar to a polyphase induction motor. Induction generators produce electrical power when their shaft is rotated faster than the synchronous frequency …   Wikipedia

  • Polyphase coil — Polyphase coils are electrical coils (phases) connected together in a polyphase system such as a generator or motor. In modern systems the number of phases is usually three, or a multiple of three. Each phase carries a sinusoidal alternating… …   Wikipedia

  • Motor controller — A motor controller is a device or group of devices that serves to govern in some predetermined manner the performance of an electric motor.[1] A motor controller might include a manual or automatic means for starting and stopping the motor,… …   Wikipedia

  • Polyphase system — A polyphase system is a means of distributing alternating current electrical power. Polyphase systems have three or more energized electrical conductors carrying alternating currents with a definite time offset between the voltage waves in each… …   Wikipedia

  • AC motor — An AC motor is an electric motor that is driven by an alternating current. It consists of two basic parts, an outside stationary stator having coils supplied with AC current to produce a rotating magnetic field, and an inside rotor attached to… …   Wikipedia

  • Electric motor — For other kinds of motors, see motor (disambiguation). For a railroad electric engine, see electric locomotive. Various electric motors. A 9 volt PP3 transistor battery is in the center foreground for size comparison. An electric motor converts… …   Wikipedia

  • wound-rotor motor — ˈ ̷ ̷ˌ ̷ ̷ ̷ ̷ noun Etymology: wound, past participle of wind : an induction motor with a rotor having a polyphase winding to permit secondary circuit adjustment not possible in the case of a squirrel cage induction motor …   Useful english dictionary

  • History of electromagnetism — The history of electromagnetism, that is the human understanding and recorded use of electromagnetic forces, dates back over two thousand years ago, see Timeline of electromagnetism. The ancients must have been acquainted with the effects of… …   Wikipedia

  • Nikola Tesla — Tesla, aged 37, 1893, photo by Sar …   Wikipedia

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